Results 21 to 30 of about 10,349,528 (239)

Cell-free (RNA) and cell-associated (DNA) HIV-1 and postnatal transmission through breastfeeding [PDF]

open access: yes, 2012
<p>Introduction - Transmission through breastfeeding remains important for mother-to-child transmission (MTCT) in resource-limited settings. We quantify the relationship between cell-free (RNA) and cell-associated (DNA) shedding of HIV-1 virus in ...
Van de Perre, P   +28 more
core   +1 more source

Noninvasive prenatal diagnosis of fetal RhD status using cell-free fetal DNA in maternal plasma with TaqMan® real-time PCR assay [PDF]

open access: yes, 2007
Prenatal diagnosis is now part of established obstetric practice in many countries. However, conventional methods of prenatal diagnosis of obtaining fetal tissues for genetic analysis, including amniocentesis and chorionic villus sampling, are invasive
Rekhviashvili, Tea
core   +1 more source

Additional file 1: of Obstetrical provider knowledge and attitudes towards cellâ free DNA screening: results of a cross-sectional national survey

open access: yes, 2018
Obstetrical Care Provider Survey. This file contains the sample survey which we sent to obstetrical care providers exploring their knowledge and attitudes towards cell-free DNA screening. This document includes both English and French versions (DOCX 119 kb)
Chan, Wilson   +3 more
openaire   +1 more source

Cell-free DNA and outcome in sepsis. [PDF]

open access: yes, 2012
Severe sepsis can be a catastrophic condition that is often associated with poor outcomes. The early diagnosis and management of the condition are vital in order to improve the chances of survival. However, owing to the syndromal nature of its definition
Rhodes, A, Cecconi, M
core   +1 more source

Cell-free DNA in the circulation as a non-invasive biomarker for breast cancer [PDF]

open access: yes, 2013
Breast cancer remains the most common cancer among women worldwide. Although standard screening methods such as clinical breast examination (CBE) and Full-Field Digital Mammography (FFDM) are non-invasive itself, their sensitivity and specificity is ...
Kohler, Corina
core   +1 more source

Cell-free mitochondrial DNA copy number variation in head and neck squamous cell carcinoma: A study of non-invasive biomarker from Northeast India

open access: yesTumor Biology, 2017
Head and neck squamous cell carcinoma is the most commonly diagnosed cancer worldwide. The lifestyle, food habits, and customary practices manifest the Northeast Indian population toward higher susceptibility to develop head and neck squamous cell ...
Manish Kumar   +7 more
doaj   +1 more source

In silico Design of Linear DNA for Robust Cell-Free Gene Expression

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
Cell-free gene expression systems with linear DNA expression templates (LDETs) have been widely applied in artificial cells, biochips, and high-throughput screening.
Xinjie Chen, Yuan Lu
doaj   +1 more source

DNA replication is required for the checkpoint response to damaged DNA in Xenopus egg extracts. [PDF]

open access: yes, 2002
Alkylating agents, such as methyl methanesulfonate (MMS), damage DNA and activate the DNA damage checkpoint. Although many of the checkpoint proteins that transduce damage signals have been identified and characterized, the mechanism that senses the ...
Lindsay, Howard D.   +11 more
core   +5 more sources

Comparison of methods for the quantification of cell-free DNA isolated from cell culture supernatant

open access: yesTumor Biology, 2019
Gaining a better understanding of the biological properties of cell-free DNA constitutes an important step in the development of clinically meaningful cell-free DNA–based tests.
Abel Jacobus Bronkhorst   +2 more
doaj   +1 more source

Single Cell Analysis of Human RAD18-Dependent DNA Post-Replication Repair by Alkaline Bromodeoxyuridine Comet Assay [PDF]

open access: yes, 2013
Damage to DNA can block replication progression resulting in gaps in the newly synthesized DNA. Cells utilize a number of post-replication repair (PRR) mechanisms such as the RAD18 controlled translesion synthesis or template switching to overcome the ...
Himabindu Gali   +14 more
core   +2 more sources

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